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Difference between revisions of "Pseudomelanosis coli"
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==Stains== | ==Stains== | ||
*Can be demonstrated with a [[PAS stain]].<ref name=pmid9283862>{{cite journal |author=Benavides SH, Morgante PE, Monserrat AJ, Zárate J, Porta EA |title=The pigment of melanosis coli: a lectin histochemical study |journal=Gastrointest. Endosc. |volume=46 |issue=2 |pages=131–8 |year=1997 |month=August |pmid=9283862 |doi= |url=}}</ref> | *Can be demonstrated with a [[PAS stain]].<ref name=pmid9283862>{{cite journal |author=Benavides SH, Morgante PE, Monserrat AJ, Zárate J, Porta EA |title=The pigment of melanosis coli: a lectin histochemical study |journal=Gastrointest. Endosc. |volume=46 |issue=2 |pages=131–8 |year=1997 |month=August |pmid=9283862 |doi= |url=}}</ref> | ||
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*[[Fontana-Masson stain]] is ''not'' useful for differentiating pseudomelanosis from true melanin pigment, as pseudomelanosis is Fontana-Masson positive.<ref name=pmid2346038>{{Cite journal | last1 = Park | first1 = C. | last2 = Cho | first2 = NH. | last3 = Jeong | first3 = HJ. | title = Melanosis coli--histochemical and immunohistochemical comparison of the pigments of melanosis coli and Dubin-Johnson syndrome. | journal = Yonsei Med J | volume = 31 | issue = 1 | pages = 27-32 | month = Mar | year = 1990 | doi = | PMID = 2346038 }}</ref> | |||
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